to fall deeply in love
глубоко влюбиться (gluboko vlyubitsya)
"He fell head over heels for her the moment they met."
"Он глубоко влюбился в неё, когда они встретились." (On gluboko vlyubilsya v neyo, kogda oni vstretilis.)
to not trust someone much
competition among companies or nations to lead in AI develop...
to keep your plans or intentions secret
nervousness before performing in front of an audience
to signal someone to stop, especially a vehicle
both people involved in a situation are equally responsible